docs: def _get_nets_arin(self, *args, **kwargs):
          """
          Deprecated. This will be removed in a future release.
          """
  
          from warnings import warn
          warn('Whois._get_nets_arin() has been deprecated and will be '
               'removed. You should now use Whois.get_nets_arin().')
          return self.get_nets_arin(*args, **kwargs)